Telecentric - Antique and Vintage Cameras

Telecentric

1912

Ross Ltd

London

England

Image of Telecentric

f5.4, 12"

Lens Type:
Fixed separation telephoto. 5 elements.

Iris diaphragm to f32. Black painted mount. Part of the tube unscrews giving either a normal or sunk mount. For 5" x 4".

Serial Number:
92831 (c. 1919) .

f6.8, 12"

Iris diaphragm to f32. Black painted mount.

Serial Number:
73678 (c. 1912) .

Notes:
Sold by London Stereoscopic Co. 3 Hanover Sq.

f5.4, 13"

Iris diaphragm to f32. Black painted mount.

Serial Number:
74161 .

Designed by Stuart and Hasselkus and available in two series f5.4 and f6.8. In each series the range of focal lengths was 9 - 17" for 2 ½" x 3 ½" - half-plate. The Telecentric gave a magnification of around 2x. Replaced in the early 1920s by the Teleros.

References & Notes:
BJA 1913, pp. 46, 727. BJA 1917, p.16. BJA 1921, p. 8. Neblette, Principles and Practice, p. 143.

Teleros

Ross Ltd

London

England

f5.5, 11"

Lens Type:
Fixed separation telephoto. 2x magnification. 5 elements.

Iris diaphragm to f32. Mounting for Compur shutter.

Serial Number:
115106 .

With:
Lens cap.

Originally produced in sizes from 9 - 17" and later from 6 ¼ - 40". A three power model was introduced in 1925 in sizes of 9 - 25" at f6.3. Available in fixed or focusing mounts and with a thread to fit a Compur shutter.

References & Notes:
BJA 1923, p. 6. BJA 1926, p. 5.


Company Details:

Ross

Telephoto

Dallmeyer

Dr Miethe's

Goerz, Zeiss, Voigtländer

Tele Objectif Panorthoscopique

Beck, Staley-Wheeler

N&G Telephoto

Bausch & Lomb, Lambour

Bis-Telar

Telecentric, Teleros

Dallon

Tele-Converters

Popular Telephoto, Tele Arton
Travenar

Novoflex

Pan Cinor, Vivitar


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